ABE Endodontic Materials

Question 1

What is the primary purpose of gutta-percha in root canal therapy?

Accepted Answer

To fill and seal the root canal system

Answer

To whiten the tooth

Answer

To seal the access cavity

Answer

To provide temporary pain relief

Question 2

Which property of endodontic sealers is crucial for ensuring a successful root canal treatment?

Accepted Answer

High tensile strength and biocompatibility

Answer

High color contrast with surrounding tissues

Answer

Rapid setting time only

Answer

Low cost

Question 3

When selecting an endodontic sealer, which factor is most important to consider?

Accepted Answer

The sealer's setting time and adhesion properties

Answer

The sealer's color

Answer

The sealer's packaging design

Answer

The sealer's brand name

Question 4

What is a key advantage of using resin-based endodontic sealers over traditional zinc-oxide-eugenol sealers?

Accepted Answer

Improved adhesion to root canal walls and greater durability

Answer

Lower cost

Answer

Faster setting time

Answer

Easier removal from the canal

Question 5

Which recent advancement in endodontic materials is designed to enhance root canal disinfection?

Accepted Answer

Use of laser-activated irrigation systems

Answer

Development of new tooth-colored fillings

Answer

Introduction of new orthodontic brackets

Answer

Use of fluoride varnishes